Merge pull request #1 from truemark/initial-commit

Initial commit

NOTICE

@@ -0,0 +1,19 @@
+This project includes code from the following sources:
+
+1. [application](https://github.com/stakater/application)
+   - Copyright (c) 2023 Stakater
+   - Licensed under the MIT License. The license for this code can be found in the `k8s-app/LICENSE`.
+
+Additional Notes:
+
+This project is licensed under the following terms:
+
+Copyright (c) 2024, TrueMark Technologies, Inc.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+  1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+  2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
+  3. Neither the name of TrueMark Technologies, Inc. nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

k8s-app/.helmignore

@@ -0,0 +1,37 @@
+# Ignore editor and IDE files
+.vscode/
+.idea/
+.DS_Store
+.AppleDouble
+.LSOverride
+Icon
+._*
+
+# Ignore build artifacts
+dist/
+build/
+
+# Ignore temporary files
+*.tmp
+*.bak
+
+# Ignore version control files
+.git/
+.gitignore
+
+# Ignore documentation files
+docs/
+
+# Ignore test files
+test/
+tests/
+
+# Ignore configuration files
+config/
+configs/
+
+# Ignore logs
+logs/
+
+# Ignore cache files
+.cache/

k8s-app/Chart.yaml

@@ -0,0 +1,10 @@
+apiVersion: v2
+name: k8s-app
+description: |
+  This Helm chart is designed to deploy applications on Kubernetes.
+type: application
+version: 0.0.1
+maintainers:
+  - name: TrueMark DevOps
+    email: devops@truemark.io
+icon: https://www.truemark.io/brand/logo_icon_for_profiles.png

k8s-app/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2023 Stakater
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

k8s-app/templates/_helpers.tpl

@@ -0,0 +1,56 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "k8s-app.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Define app version to be used in labels
+*/}}
+{{- define "k8s-app.version" -}}
+  {{- $appVersion := default .Chart.Version .Values.deployment.image.tag -}}
+  {{- regexReplaceAll "[^a-zA-Z0-9_\\.\\-]" $appVersion "-" | trunc 63 | trimSuffix "-" -}}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "k8s-app.chart" -}}
+  {{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "k8s-app.labels" -}}
+helm.sh/chart: {{ include "k8s-app.chart" . }}
+{{ include "k8s-app.selectorLabels" . }}
+{{- with include "k8s-app.version" . }}
+app.kubernetes.io/version: {{ . | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+app.kubernetes.io/part-of: {{ .Values.partOfOverride | default (include "k8s-app.name" .) }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "k8s-app.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "k8s-app.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+app.kubernetes.io/component: {{ .Values.componentOverride | default (include "k8s-app.name" .) }}
+{{- end }}
+
+{{/*
+Renders a value that contains template.
+Usage:
+{{ include "k8s-app.tplvalues.render" ( dict "value" .Values.path.to.the.Value "context" $) }}
+*/}}
+{{- define "k8s-app.tplvalues.render" -}}
+    {{- if typeIs "string" .value }}
+        {{- tpl .value .context }}
+    {{- else }}
+        {{- tpl (.value | toYaml) .context }}
+    {{- end }}
+{{- end -}}

k8s-app/templates/_podtemplate.tpl

@@ -0,0 +1,174 @@
+{{- define "k8s-app.podTemplate" }}
+    metadata:
+      labels:
+        {{- include "k8s-app.selectorLabels" . | nindent 8 }}
+        {{- if .Values.deployment.additionalPodLabels }}
+          {{- toYaml .Values.deployment.additionalPodLabels | nindent 8 }}
+        {{- end }}
+        {{- if .Values.deployment.disableIstioInject }}
+        sidecar.istio.io/inject: "false"
+        {{- end }}
+      {{- if .Values.deployment.additionalPodAnnotations }}
+      annotations:
+        {{- toYaml .Values.deployment.additionalPodAnnotations | nindent 8 }}
+      {{- end }}
+    spec:
+      {{- if .Values.deployment.hostAliases }}
+      hostAliases:      
+        {{- toYaml .Values.deployment.hostAliases | nindent 6 }}
+      {{- end }}
+      {{- if .Values.deployment.initContainers }}
+      initContainers:
+      {{- range $key, $value := .Values.deployment.initContainers  }}
+        - name: {{ $key }}
+      {{- include "k8s-app.tplvalues.render" ( dict "value" $value "context" $ ) | nindent 10 }}
+      {{- end }}
+      {{- end }}
+      {{- with .Values.deployment.nodeSelector }}
+      nodeSelector:
+      {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.deployment.tolerations }}
+      tolerations:
+      {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.deployment.affinity }}
+      affinity:
+      {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.deployment.topologySpreadConstraints }}
+      topologySpreadConstraints:
+        {{- toYaml . | nindent 10 }}
+      {{- end }}
+      {{- with .Values.deployment.imagePullSecrets }}      
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- if .Values.deployment.hostNetwork }}
+      hostNetwork: true
+      {{- end }}
+      {{- if .Values.rbac.serviceAccount.enabled }}
+      {{- if .Values.rbac.serviceAccount.name }}
+      serviceAccountName: {{ .Values.rbac.serviceAccount.name }}
+      {{- else }}
+      serviceAccountName: {{ template "k8s-app.name" $ }}
+      {{- end }}
+      {{- end }}
+      {{- if .Values.deployment.securityContext }}
+      securityContext:      
+        {{ toYaml .Values.deployment.securityContext | indent 8 }}
+      {{- end }}
+      {{- if .Values.deployment.dnsConfig }}
+      dnsConfig:      
+      {{- toYaml .Values.deployment.dnsConfig | nindent 8 }}
+      {{- end }}
+      terminationGracePeriodSeconds: {{ .Values.deployment.terminationGracePeriodSeconds }}
+      {{- if or (.Values.deployment.volumes) (and (eq .Values.persistence.enabled true) (eq .Values.persistence.mountPVC true) )}} 
+      volumes:
+        {{- if (eq .Values.persistence.mountPVC true) }}
+        - name: {{ template "k8s-app.name" . }}-data
+          persistentVolumeClaim:
+            {{- if .Values.persistence.name }}
+            claimName: {{ .Values.persistence.name }}
+            {{- else }}
+            claimName: {{ template "k8s-app.name" . }}-data
+            {{- end }}
+        {{- end }}
+        {{- if .Values.deployment.volumes }}
+        {{- range $key, $value := .Values.deployment.volumes  }}
+        - name: {{ $key  }}
+        {{- include "k8s-app.tplvalues.render" ( dict "value" $value "context" $ ) | nindent 10 }}
+        {{- end }}
+        {{- end }}
+      {{- end }}
+      containers:
+        - name: {{ template "k8s-app.name" . }}
+          image: "{{ .Values.deployment.image.repository }}{{ if .Values.deployment.image.tag }}:{{ .Values.deployment.image.tag }}{{ else }}@{{ .Values.deployment.image.digest }}{{ end }}"
+          imagePullPolicy: {{ .Values.deployment.image.pullPolicy }}
+          {{- with .Values.deployment.command }}
+          command:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- with .Values.deployment.args }}
+          args:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- if .Values.deployment.ports }}
+          ports:
+            {{- $hostNetwork := .Values.deployment.hostNetwork }}
+            {{- range $name, $config := .Values.deployment.ports }}
+            {{- if $config }}
+            {{- if and $hostNetwork (and $config.hostPort $config.port) }}
+              {{- if ne ($config.hostPort | int) ($config.port | int) }}
+                {{- fail "ERROR: All hostPort must match their respective containerPort when `hostNetwork` is enabled" }}
+              {{- end }}
+            {{- end }}
+            - name: {{ $name | quote }}
+              containerPort: {{ default $config.port $config.containerPort }}
+              {{- if $config.hostPort }}
+              hostPort: {{ $config.hostPort }}
+              {{- end }}
+              protocol: {{ default "TCP" $config.protocol | quote }}
+            {{- end }}
+            {{- end }}
+          {{- end }}
+          {{- if .Values.deployment.envFrom }}
+          envFrom:
+          {{- range $value := .Values.deployment.envFrom }}
+          {{- if (eq .type "configmap") }}
+            - configMapRef:
+                {{- if .name }}
+                name: {{ include "k8s-app.tplvalues.render" ( dict "value" $value.name "context" $ ) }}
+                {{- else if .nameSuffix }}
+                name: {{ template "k8s-app.name" $ }}-{{ include "k8s-app.tplvalues.render" ( dict "value" $value.nameSuffix "context" $ ) }}
+                {{- else }}
+                name: {{ template "k8s-app.name" $ }}
+                {{- end }}
+          {{- end }}
+          {{- if (eq .type "secret") }}
+            - secretRef:
+                {{- if .name }}
+                name: {{ include "k8s-app.tplvalues.render" ( dict "value" $value.name "context" $ ) }}
+                {{- else if .nameSuffix }}
+                name: {{ template "k8s-app.name" $ }}-{{ include "k8s-app.tplvalues.render" ( dict "value" $value.nameSuffix "context" $ ) }}
+                {{- else }}
+                name: {{ template "k8s-app.name" $ }}
+                {{- end }}
+          {{- end }}
+          {{- end }}
+          {{- end }}
+          {{- if .Values.deployment.env }}
+          env:
+          {{- range $key, $value := .Values.deployment.env }}
+          - name: {{ include "k8s-app.tplvalues.render" ( dict "value" $key "context" $ ) }}
+            {{- include "k8s-app.tplvalues.render" ( dict "value" $value "context" $ ) | nindent 12 }}
+          {{- end }}
+          {{- end }}
+          {{- with .Values.deployment.probes }}
+          {{- if .livenessProbe }}
+          livenessProbe:
+            {{- toYaml .livenessProbe | nindent 12 }}
+          {{- end }}
+          {{- if .readinessProbe }}
+          readinessProbe:
+            {{- toYaml .readinessProbe | nindent 12 }}
+          {{- end }}
+          {{- if .startupProbe }}
+          startupProbe:
+            {{- toYaml .startupProbe | nindent 12 }}
+          {{- end }}
+          {{- end }}
+          {{- if or (.Values.deployment.volumeMounts) (and (eq .Values.persistence.enabled true) (eq .Values.persistence.mountPVC true) )}} 
+          volumeMounts:
+          {{- if (eq .Values.persistence.mountPVC true) }}
+          - mountPath: {{ .Values.persistence.mountPath }}
+            name: {{ template "application.name" . }}-data
+          {{- end }}
+          {{- if .Values.deployment.volumeMounts }}
+          {{- range $key, $value := .Values.deployment.volumeMounts }}
+          - name: {{ $key }}
+            {{-  include "k8s-app.tplvalues.render" ( dict "value" $value "context" $ ) | nindent 12 }} 	
+          {{- end }}
+          {{- end }}
+          {{- end }}
+{{ end -}}